Finding the Fourth Proportional to 177,771.58, 266,657.38 and 71,203.92
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Solution
The fourth proportional to 177,771.58, 266,657.38 and 71,203.92 is: 106,805.88
Step by Step Solution
- Step 1: Write the proportion equation
177,771.58 : 266,657.38 = 71,203.92 : x - Step 2: Convert to fraction form
177,771.58/266,657.38 = 71,203.92/x - Step 3: Cross multiply
177,771.58x = 266,657.38 × 71,203.92 - Step 4: Simplify right side
177,771.58x = 18,987,050,752.93 - Step 5: Solve for x
x = 18,987,050,752.93/177,771.58 - Step 6: Final answer
x = 106,805.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.